The wavelengths corresponding to the harmonics of a string with fixed ends can be found by saying that the length of the string must be equal to
A)
an odd number of quarter-wavelengths.
B)
an odd number of third-wavelengths.
C)
an odd number of half-wavelengths.
D)
an integer number of half-wavelengths.
E)
an integer number of wavelengths.
D
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Fill in the blank(s) with correct word
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